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发明名称
Device for sowing seeds
摘要
申请公布号
US2525718(A)
申请公布日期
1950.10.10
申请号
US19460678086
申请日期
1946.06.20
申请人
JAMES PARKER WALLACE
发明人
PARKER WALLACE JAMES
分类号
A01C7/04
主分类号
A01C7/04
代理机构
代理人
主权项
地址
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